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07-11-2021
Mathematics

contestada

Expand and simplify (x-4)(x-5)

Respuesta :

jaaymiree jaaymiree

07-11-2021

Answer:

Step-by-step explanation:

2

−

9

+

2

0

Answer Link

watsonultra2 watsonultra2

07-11-2021

Answer:

x²-9x+20

Step-by-step explanation:

(x±a)(x±b) = x²+Sx+P

[S = a+b

P = ab]

so (x-4)(x-5) = x²-9x+20

Answer Link

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